Majestic Byzantine-style fitness club, intricately patterned mosaics, golden accents, ornate columns, marble floors, rich velvet drapes, warm ambient lighting, luxurious wooden furniture, antique-inspired equipment, ornamental metalwork, vibrant turquoise hues, regal crimson tones, mysterious crypt-like atmosphere, dramatic archways, grand chandeliers, soft focus, shallow depth of field, 2/3 composition, warm color grading, realistic textures, subtle ambient occlusion.